zoo ##pl ##an ##kt ##on . this stage involves three mo ##ult ##s and lasts for 15 – 35 days . after the third mo ##ult , the juvenile takes on a form closer to the adult , and adopt ##s a bent ##hic lifestyle . the juveniles are rarely seen in the wild , and are poorly known , although they are known to be capable of digging extensive burrows . it is estimated that only 1 la ##rva in every 20 @ , @ 000 survives to the bent ##hic phase . when they reach a cara ##pace length of 15 mm ( 0 @ . @ 59 in ) , the juveniles leave their burrows and start their adult lives . = = distribution =
zooplankton. this stage involves three moults and lasts for 15 – 35 days. after the third moult, the juvenile takes on a form closer to the adult, and adopts a benthic lifestyle. the juveniles are rarely seen in the wild, and are poorly known, although they are known to be capable of digging extensive burrows. it is estimated that only 1 larva in every 20 @, @ 000 survives to the benthic phase. when they reach a carapace length of 15 mm ( 0 @. @ 59 in ), the juveniles leave their burrows and start their adult lives. = = distribution =